Base | Representation |
---|---|
bin | 10010111010000011… |
… | …011110111001001010 |
3 | 1221101211120010221212 |
4 | 102322003132321022 |
5 | 313034121004310 |
6 | 13154252133122 |
7 | 1316041402541 |
oct | 227203367112 |
9 | 57354503855 |
10 | 20301344330 |
11 | 8678641523 |
12 | 3b26a671a2 |
13 | 1bb6c565a7 |
14 | da8329158 |
15 | 7dc443205 |
hex | 4ba0dee4a |
20301344330 has 32 divisors (see below), whose sum is σ = 37328485824. Its totient is φ = 7947686656.
The previous prime is 20301344293. The next prime is 20301344363. The reversal of 20301344330 is 3344310302.
It is a junction number, because it is equal to n+sod(n) for n = 20301344296 and 20301344305.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25487 + ... + 203106.
It is an arithmetic number, because the mean of its divisors is an integer number (1166515182).
Almost surely, 220301344330 is an apocalyptic number.
20301344330 is a deficient number, since it is larger than the sum of its proper divisors (17027141494).
20301344330 is a wasteful number, since it uses less digits than its factorization.
20301344330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 228790.
The product of its (nonzero) digits is 2592, while the sum is 23.
Adding to 20301344330 its reverse (3344310302), we get a palindrome (23645654632).
The spelling of 20301344330 in words is "twenty billion, three hundred one million, three hundred forty-four thousand, three hundred thirty".
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